Requires

Feather, the Redeemed must be on the battlefield. Sage of Hours must be on the battlefield. Infuse with the Elements must be in hand. Mana needed: each turn, with each mana being a different color

Steps

1. Cast Infuse with the Elements by paying , ensuring each mana spent is a different color, targeting Sage of Hours.
2. Sage of Hours and Feather trigger.
3. Resolve the Sage of Hours trigger, putting a +1/+1 counter on it.
4. Resolve the Feather trigger, causing you to exile Infuse with the Elements as it resolves.
5. Resolve Infuse with the Elements, putting four +1/+1 counters on Sage of Hours and exiling Infuse with the Elements.
6. Activate Sage of Hours by removing all +1/+1 counters from it, causing you to take at least one extra turn after this one.
7. At the beginning of your end step, Feather triggers, returning Infuse with the Elements from exile to your hand.
8. Repeat each turn.

Results